One scientist's dream: Enabling us to heal without scarring

From the genetic mutations that enabled the original batch of mice to heal quickly, years of research have narrowed the focus to one particular protein that promotes a supercharged healing environment. — Filepic

Professor Dr Ellen Heber-Katz thought the experiment was ruined.

Her post-doctoral researcher was supposed to have punched tiny holes in the ears of laboratory mice at Philadelphia’s Wistar Institute in Pennsylvania, United States, using a standard technique to indicate which ones had received an experimental treatment.